Cheap flight from Portland to Ontario from AED 258
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Flights from Portland to Ontario
Cheap flight deals from Portland to Ontario
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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One way
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Cheapest nonstop
PDX 12:182h 20mNonstopONT 14:38Portland - Ontario | Sat, Jun 14 | Frontier Airlines
SIN 09:432h 31mNonstopPDX 12:14Ontario - Portland | Sat, Jun 21 | Frontier AirlinesAED 258 AED 40536% OFF36% OFFAED 405 AED 258 -
PDX 12:182h 20mNonstopONT 14:38Portland - Ontario | Sat, Jun 21 | Frontier Airlines
SIN 09:432h 31mNonstopPDX 12:14Ontario - Portland | Sat, Jun 28 | Frontier AirlinesAED 284 AED 40530% OFF30% OFFAED 405 AED 284
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PDX 12:182h 20mNonstopONT 14:38Portland - Ontario | Sat, Jun 28 | Frontier Airlines
SIN 15:352h 23mNonstopPDX 17:58Ontario - Portland | Sat, Jul 5 | Frontier AirlinesAED 285 AED 40530% OFF30% OFFAED 405 AED 285
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PDX 12:172h 23mNonstopONT 14:40Portland - Ontario | Sat, Jul 26 | Frontier Airlines
SIN 15:352h 23mNonstopPDX 17:58Ontario - Portland | Tue, Jul 29 | Frontier AirlinesAED 29627% OFFAED 405 AED 296
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PDX 11:132h 22mNonstopONT 13:35Portland - Ontario | Fri, Jun 27 | Frontier Airlines
SIN 14:302h 25mNonstopPDX 16:55Ontario - Portland | Fri, Jul 4 | Frontier AirlinesAED 32021% OFFAED 405 AED 320
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PDX 12:172h 23mNonstopONT 14:40Portland - Ontario | Sat, Jul 19 | Frontier Airlines
SIN 14:312h 18mNonstopPDX 16:49Ontario - Portland | Mon, Jul 21 | Frontier AirlinesAED 32520% OFFAED 405 AED 325
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PDX 11:132h 22mNonstopONT 13:35Portland - Ontario | Fri, Jun 13 | Frontier Airlines
SIN 15:332h 25mNonstopPDX 17:58Ontario - Portland | Tue, Jun 17 | Frontier AirlinesAED 32620% OFFAED 405 AED 326
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PDX 12:172h 23mNonstopONT 14:40Portland - Ontario | Sat, Jul 5 | Frontier Airlines
SIN 14:312h 18mNonstopPDX 16:49Ontario - Portland | Sun, Jul 6 | Frontier AirlinesAED 32719% OFFAED 405 AED 327
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PDX 11:132h 23mNonstopONT 13:36Portland - Ontario | Thu, Jul 10 | Frontier Airlines
SIN 14:312h 18mNonstopPDX 16:49Ontario - Portland | Mon, Jul 14 | Frontier AirlinesAED 32719% OFFAED 405 AED 327
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PDX 11:132h 23mNonstopONT 13:36Portland - Ontario | Mon, Jul 14 | Frontier Airlines
SIN 14:312h 18mNonstopPDX 16:49Ontario - Portland | Mon, Jul 21 | Frontier AirlinesAED 32819% OFFAED 405 AED 328
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PDX 13:0017h 25m1 stopsONT Invalid DatePortland - Ontario | Mon, Jun 9 | Normal Airline
ONT 15:006hNonstopPDX 16:00Ontario - Portland | Wed, Jun 11 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstop
PDX 12:182h 20mNonstopONT 14:38Portland - Ontario | Sat, Jun 14 | Frontier AirlinesAED 142 AED 18624% OFF24% OFFAED 186 AED 142
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PDX 12:252h 23mNonstopONT 14:48Portland - Ontario | Sat, Jul 19 | Frontier AirlinesAED 145 AED 18622% OFF22% OFFAED 186 AED 145
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PDX 12:182h 20mNonstopONT 14:38Portland - Ontario | Sat, Jun 21 | Frontier AirlinesAED 146 AED 18621% OFF21% OFFAED 186 AED 146
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PDX 11:132h 22mNonstopONT 13:35Portland - Ontario | Fri, Jul 4 | Frontier AirlinesAED 14721% OFFAED 186 AED 147
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PDX 12:172h 23mNonstopONT 14:40Portland - Ontario | Sat, Jul 5 | Frontier AirlinesAED 14721% OFFAED 186 AED 147
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PDX 12:182h 20mNonstopONT 14:38Portland - Ontario | Tue, Jun 17 | Frontier AirlinesAED 14721% OFFAED 186 AED 147
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PDX 12:182h 20mNonstopONT 14:38Portland - Ontario | Tue, Jun 24 | Frontier AirlinesAED 14721% OFFAED 186 AED 147
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PDX 11:132h 23mNonstopONT 13:36Portland - Ontario | Thu, Jul 10 | Frontier AirlinesAED 15020% OFFAED 186 AED 150
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PDX 11:132h 23mNonstopONT 13:36Portland - Ontario | Mon, Jul 14 | Frontier AirlinesAED 15020% OFFAED 186 AED 150
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PDX 12:172h 23mNonstopONT 14:40Portland - Ontario | Sat, Jul 26 | Frontier AirlinesAED 15119% OFFAED 186 AED 151
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PDX 13:0017h 25m1 stopsONT Invalid DatePortland - Ontario | Mon, Jun 9 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Info | Portland to Ontario
| Cheapest one-way flight price | AED 114 |
|---|---|
| Cheapest return ticket price | AED 257 |
| Off-season for travel | March |
| Peak season for travel | February |
| Flight distance | 1,348.67 km |
| Popular airline | Alaska Airlines |
When is the cheapest time to fly from Portland to Ontario?
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from Portland (PDX) to Ontario (ONT) the cheapest?
Airlines adjust prices for flights from Portland to Ontario based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Portland (PDX) to Ontario (ONT) cost?
According to Trip.com's data, the lowest price is around AED 863.
How to find a cheap flight from Portland to Ontario
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Portland to Ontario. Book your flights at the right time and save more.
Being flexible with your dates to get the cheapest Portland to Ontario ticket.
Tap "Date" on flight search bar to scan through the calender for Portland to Ontario airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Sat, Jun 14 at AED 142 for one-way flights.
Compare cheap Portland to Ontario flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Portland to Ontario. The cheapest airline operating is Frontier Airlines.
Set up a Price Alert
By setting up a Price Alert for your Portland to Ontario route, you can easily track the price of your airline tickets from without manually checking every day.
Don't miss cheap Portland to Ontario flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from Portland to Ontario to get exclusive deals for you.
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